mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-11-25 05:21:00 +00:00
Use Quad layer for screen - and get resolution correct
This commit is contained in:
Simon
parent
2c00a2a40f
commit
f650a3be1c
4 changed files with 35 additions and 370 deletions
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@ -900,7 +900,7 @@ void setHMDPosition( float x, float y, float z )
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VectorSet(vr.hmdposition, x, y, z);
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// if (s_useScreen != JKVR_useScreenLayer())
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if (s_useScreen != JKVR_useScreenLayer())
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{
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s_useScreen = JKVR_useScreenLayer();
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@ -1661,9 +1661,6 @@ void VR_LeaveVR( ) {
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}
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void VR_InitRenderer( ) {
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int eyeW, eyeH;
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VR_GetResolution(&eyeW, &eyeH);
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// Get the viewport configuration info for the chosen viewport configuration type.
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gAppState.ViewportConfig.type = XR_TYPE_VIEW_CONFIGURATION_PROPERTIES;
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@ -1854,8 +1851,7 @@ void * AppThreadFunction(void * parm ) {
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SS_MULTIPLIER = 1.5f;
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}
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//Using a symmetrical render target
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VR_GetResolution(&m_height, &m_width);
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VR_GetResolution(&m_width, &m_height);
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gAppState.CpuLevel = CPU_LEVEL;
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gAppState.GpuLevel = GPU_LEVEL;
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@ -2230,6 +2226,11 @@ void JKVR_UpdateControllers( )
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void JKVR_getHMDOrientation() {//Get orientation
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if (gAppState.PredictedDisplayTime == 0)
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{
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return;
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}
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// Get the HMD pose, predicted for the middle of the time period during which
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// the new eye images will be displayed. The number of frames predicted ahead
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// depends on the pipeline depth of the engine and the synthesis rate.
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@ -2320,47 +2321,19 @@ void JKVR_submitFrame()
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vr.fov_x = (fabs(fov.angleLeft) + fabs(fov.angleRight)) * 180.0f / M_PI;
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vr.fov_y = (fabs(fov.angleUp) + fabs(fov.angleDown)) * 180.0f / M_PI;
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//Projection used for drawing HUD models etc
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float hudScale = M_PI * 15.0f / 180.0f;
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const ovrMatrix4f monoVRMatrix = ovrMatrix4f_CreateProjectionFov(
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-hudScale, hudScale, hudScale, -hudScale, 1.0f, 0.0f );
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const ovrMatrix4f projectionMatrix = ovrMatrix4f_CreateProjectionFov(
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fov.angleLeft / vr.cgzoommode ? 1.3f : 1.0f,
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fov.angleRight / vr.cgzoommode ? 1.3f : 1.0f,
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fov.angleUp / vr.cgzoommode ? 1.3f : 1.0f,
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fov.angleDown / vr.cgzoommode ? 1.3f : 1.0f,
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1.0f, 0.0f );
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if (vr.cgzoommode)
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{
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fov.angleLeft /= 1.3f;
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fov.angleRight /= 1.3f;
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fov.angleUp /= 1.3f;
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fov.angleDown /= 1.3f;
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}
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gAppState.LayerCount = 0;
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memset(gAppState.Layers, 0, sizeof(ovrCompositorLayer_Union) * ovrMaxLayerCount);
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XrCompositionLayerProjectionView projection_layer_elements[2] = {};
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if (!JKVR_useScreenLayer()) {
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/* for (int eye = 0; eye < ovrMaxNumEyes; eye++) {
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ovrFramebuffer* frameBuffer = &(gAppState.Renderer.FrameBuffer[eye]);
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memset(&projection_layer_elements[eye], 0, sizeof(XrCompositionLayerProjectionView));
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projection_layer_elements[eye].type = XR_TYPE_COMPOSITION_LAYER_PROJECTION_VIEW;
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projection_layer_elements[eye].pose = XrPosef_Inverse(viewTransform[eye]);
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projection_layer_elements[eye].fov = fov;
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memset(&projection_layer_elements[eye].subImage, 0, sizeof(XrSwapchainSubImage));
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projection_layer_elements[eye].subImage.swapchain = frameBuffer->ColorSwapChain.Handle;
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projection_layer_elements[eye].subImage.imageRect.offset.x = 0;
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projection_layer_elements[eye].subImage.imageRect.offset.y = 0;
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projection_layer_elements[eye].subImage.imageRect.extent.width = frameBuffer->ColorSwapChain.Width;
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projection_layer_elements[eye].subImage.imageRect.extent.height = frameBuffer->ColorSwapChain.Height;
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projection_layer_elements[eye].subImage.imageArrayIndex = eye;
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}
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XrCompositionLayerProjection projection_layer = {};
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projection_layer.type = XR_TYPE_COMPOSITION_LAYER_PROJECTION;
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projection_layer.layerFlags = XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT;
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projection_layer.layerFlags |= XR_COMPOSITION_LAYER_CORRECT_CHROMATIC_ABERRATION_BIT;
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projection_layer.space = gAppState.CurrentSpace;
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projection_layer.viewCount = ovrMaxNumEyes;
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projection_layer.views = projection_layer_elements; */
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XrCompositionLayerProjection projection_layer = {};
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projection_layer.type = XR_TYPE_COMPOSITION_LAYER_PROJECTION;
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projection_layer.layerFlags = XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT;
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@ -2395,34 +2368,34 @@ void JKVR_submitFrame()
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gAppState.Layers[gAppState.LayerCount++].Projection = projection_layer;
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} else {
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// Build the cylinder layer
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XrCompositionLayerCylinderKHR cylinder_layer = {};
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// Build the quad layer
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XrCompositionLayerQuad quad_layer = {};
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int width = gAppState.Renderer.FrameBuffer[0].ColorSwapChain.Width;
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int height = gAppState.Renderer.FrameBuffer[0].ColorSwapChain.Height;
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cylinder_layer.type = XR_TYPE_COMPOSITION_LAYER_CYLINDER_KHR;
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cylinder_layer.layerFlags = XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT;
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cylinder_layer.space = gAppState.CurrentSpace;
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cylinder_layer.eyeVisibility = XR_EYE_VISIBILITY_BOTH;
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memset(&cylinder_layer.subImage, 0, sizeof(XrSwapchainSubImage));
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cylinder_layer.subImage.swapchain = gAppState.Renderer.FrameBuffer[0].ColorSwapChain.Handle;
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cylinder_layer.subImage.imageRect.offset.x = 0;
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cylinder_layer.subImage.imageRect.offset.y = 0;
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cylinder_layer.subImage.imageRect.extent.width = width;
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cylinder_layer.subImage.imageRect.extent.height = height;
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cylinder_layer.subImage.imageArrayIndex = 0;
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quad_layer.type = XR_TYPE_COMPOSITION_LAYER_QUAD;
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quad_layer.next = NULL;
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quad_layer.layerFlags = XR_COMPOSITION_LAYER_BLEND_TEXTURE_SOURCE_ALPHA_BIT;
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quad_layer.space = gAppState.CurrentSpace;
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quad_layer.eyeVisibility = XR_EYE_VISIBILITY_BOTH;
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memset(&quad_layer.subImage, 0, sizeof(XrSwapchainSubImage));
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quad_layer.subImage.swapchain = gAppState.Renderer.FrameBuffer[0].ColorSwapChain.Handle;
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quad_layer.subImage.imageRect.offset.x = 0;
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quad_layer.subImage.imageRect.offset.y = 0;
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quad_layer.subImage.imageRect.extent.width = width;
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quad_layer.subImage.imageRect.extent.height = height;
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quad_layer.subImage.imageArrayIndex = 0;
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const XrVector3f axis = {0.0f, 1.0f, 0.0f};
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XrVector3f pos = {
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gAppState.xfStageFromHead.position.x - sin(radians(vr.hmdorientation_snap[YAW])) * 4.0f,
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-0.25f,
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1.0f,
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gAppState.xfStageFromHead.position.z - cos(radians(vr.hmdorientation_snap[YAW])) * 4.0f
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};
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cylinder_layer.pose.orientation = XrQuaternionf_CreateFromVectorAngle(axis, radians(vr.hmdorientation_snap[YAW]));
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cylinder_layer.pose.position = pos;
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cylinder_layer.radius = 12.0f;
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cylinder_layer.centralAngle = M_PI * 0.5f;
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cylinder_layer.aspectRatio = m_width / (float)m_height / 0.75f;
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quad_layer.pose.orientation = XrQuaternionf_CreateFromVectorAngle(axis, radians(vr.hmdorientation_snap[YAW]));
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quad_layer.pose.position = pos;
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XrExtent2Df size = {5.0f, 4.5f};
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quad_layer.size = size;
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gAppState.Layers[gAppState.LayerCount++].Cylinder = cylinder_layer;
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gAppState.Layers[gAppState.LayerCount++].Quad = quad_layer;
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}
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// Compose the layers for this frame.
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@ -153,7 +153,7 @@ ovrApp
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typedef union {
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XrCompositionLayerProjection Projection;
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XrCompositionLayerCylinderKHR Cylinder;
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XrCompositionLayerQuad Quad;
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} ovrCompositorLayer_Union;
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#define GL(func) func;
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@ -1,162 +0,0 @@
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/************************************************************************************
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Filename : VrCompositor.c
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*************************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <time.h>
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#include <unistd.h>
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#include <pthread.h>
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#include <sys/prctl.h> // for prctl( PR_SET_NAME )
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#include <android/log.h>
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#include <android/window.h> // for AWINDOW_FLAG_KEEP_SCREEN_ON
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//OpenXR
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#define XR_USE_GRAPHICS_API_OPENGL_ES 1
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#define XR_USE_PLATFORM_ANDROID 1
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <GLES3/gl3.h>
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#include <GLES3/gl3ext.h>
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#include <jni.h>
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#include <openxr/openxr.h>
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#include <openxr/openxr_platform.h>
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#include <openxr/openxr_oculus.h>
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#include <openxr/openxr_oculus_helpers.h>
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#include "VrCompositor.h"
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/*
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================================================================================
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ovrScene
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================================================================================
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*/
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void ovrScene_Clear( ovrScene * scene )
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{
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scene->CreatedScene = false;
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ovrRenderer_Clear( &scene->CylinderRenderer );
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scene->CylinderWidth = 0;
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scene->CylinderHeight = 0;
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}
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bool ovrScene_IsCreated( ovrScene * scene )
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{
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return scene->CreatedScene;
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}
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void ovrScene_Create( int width, int height, ovrScene * scene )
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{
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// Create Cylinder renderer
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{
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scene->CylinderWidth = width;
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scene->CylinderHeight = height;
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//Create cylinder renderer
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ovrRenderer_Create( width, height, &scene->CylinderRenderer );
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}
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scene->CreatedScene = true;
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}
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void ovrScene_Destroy( ovrScene * scene )
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{
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ovrRenderer_Destroy( &scene->CylinderRenderer );
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scene->CreatedScene = false;
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}
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/*
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================================================================================
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ovrRenderer
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================================================================================
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*/
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// Assumes landscape cylinder shape.
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static ovrMatrix4f CylinderModelMatrix( const int texWidth, const int texHeight,
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const ovrVector3f translation,
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const float rotateYaw,
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const float rotatePitch,
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const float radius,
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const float density )
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{
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const ovrMatrix4f scaleMatrix = ovrMatrix4f_CreateScale( radius, radius * (float)texHeight * VRAPI_PI / density, radius / 2 );
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const ovrMatrix4f transMatrix = ovrMatrix4f_CreateTranslation( translation.x, translation.y, translation.z );
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const ovrMatrix4f rotXMatrix = ovrMatrix4f_CreateRotation( rotateYaw, 0.0f, 0.0f );
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const ovrMatrix4f rotYMatrix = ovrMatrix4f_CreateRotation( 0.0f, rotatePitch, 0.0f );
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const ovrMatrix4f m0 = ovrMatrix4f_Multiply( &transMatrix, &scaleMatrix );
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const ovrMatrix4f m1 = ovrMatrix4f_Multiply( &rotXMatrix, &m0 );
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const ovrMatrix4f m2 = ovrMatrix4f_Multiply( &rotYMatrix, &m1 );
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return m2;
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}
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extern cvar_t *vr_screen_dist;
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ovrLayerCylinder2 BuildCylinderLayer( ovrRenderer * cylinderRenderer,
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const int textureWidth, const int textureHeight,
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const ovrTracking2 * tracking, float rotatePitch )
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{
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ovrLayerCylinder2 layer = vrapi_DefaultLayerCylinder2();
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const float fadeLevel = 1.0f;
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layer.Header.ColorScale.x =
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layer.Header.ColorScale.y =
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layer.Header.ColorScale.z =
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layer.Header.ColorScale.w = fadeLevel;
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layer.Header.SrcBlend = VRAPI_FRAME_LAYER_BLEND_SRC_ALPHA;
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layer.Header.DstBlend = VRAPI_FRAME_LAYER_BLEND_ONE_MINUS_SRC_ALPHA;
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layer.HeadPose = tracking->HeadPose;
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const float density = 15000.0f;
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const float rotateYaw = 0.0f;
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const float radius = 10.0f;
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const ovrVector3f translation = { 0.0f, vr.hmdposition_snap[1]/1.8f, -vr_screen_dist->value };
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ovrMatrix4f cylinderTransform =
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CylinderModelMatrix( textureWidth, textureHeight, translation,
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rotateYaw, rotatePitch, radius, density );
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const float circScale = density * 0.5f / textureWidth;
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const float circBias = -circScale * ( 0.5f * ( 1.0f - 1.0f / circScale ) );
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for ( int eye = 0; eye < VRAPI_FRAME_LAYER_EYE_MAX; eye++ )
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{
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ovrFramebuffer * cylinderFrameBuffer = &cylinderRenderer->FrameBuffer[eye];
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ovrMatrix4f modelViewMatrix = ovrMatrix4f_Multiply( &tracking->Eye[eye].ViewMatrix, &cylinderTransform );
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layer.Textures[eye].TexCoordsFromTanAngles = ovrMatrix4f_Inverse( &modelViewMatrix );
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layer.Textures[eye].ColorSwapChain = cylinderFrameBuffer->ColorTextureSwapChain;
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layer.Textures[eye].SwapChainIndex = cylinderFrameBuffer->TextureSwapChainIndex;
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// Texcoord scale and bias is just a representation of the aspect ratio. The positioning
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// of the cylinder is handled entirely by the TexCoordsFromTanAngles matrix.
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const float texScaleX = circScale;
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const float texBiasX = circBias;
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const float texScaleY = -0.5f;
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const float texBiasY = texScaleY * ( 0.5f * ( 1.0f - ( 1.0f / texScaleY ) ) );
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layer.Textures[eye].TextureMatrix.M[0][0] = texScaleX;
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layer.Textures[eye].TextureMatrix.M[0][2] = texBiasX;
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layer.Textures[eye].TextureMatrix.M[1][1] = texScaleY;
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layer.Textures[eye].TextureMatrix.M[1][2] = -texBiasY;
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layer.Textures[eye].TextureRect.width = 1.0f;
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layer.Textures[eye].TextureRect.height = 1.0f;
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}
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return layer;
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}
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@ -1,146 +0,0 @@
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/************************************************************************************
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Filename : VrCompositor.h
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*************************************************************************************/
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#include "VrInput.h"
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#define CHECK_GL_ERRORS
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#ifdef CHECK_GL_ERRORS
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static const char * GlErrorString( GLenum error )
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{
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switch ( error )
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{
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case GL_NO_ERROR: return "GL_NO_ERROR";
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case GL_INVALID_ENUM: return "GL_INVALID_ENUM";
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case GL_INVALID_VALUE: return "GL_INVALID_VALUE";
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case GL_INVALID_OPERATION: return "GL_INVALID_OPERATION";
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case GL_INVALID_FRAMEBUFFER_OPERATION: return "GL_INVALID_FRAMEBUFFER_OPERATION";
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case GL_OUT_OF_MEMORY: return "GL_OUT_OF_MEMORY";
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default: return "unknown";
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}
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}
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static void GLCheckErrors( int line )
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{
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for ( int i = 0; i < 10; i++ )
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{
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const GLenum error = glGetError();
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if ( error == GL_NO_ERROR )
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{
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break;
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}
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ALOGE( "GL error on line %d: %s", line, GlErrorString( error ) );
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}
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}
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#define GL( func ) func; GLCheckErrors( __LINE__ );
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#else // CHECK_GL_ERRORS
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#define GL( func ) func;
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#endif // CHECK_GL_ERRORS
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/*
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================================================================================
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ovrFramebuffer
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================================================================================
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*/
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void ovrFramebuffer_SetCurrent( ovrFramebuffer * frameBuffer );
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void ovrFramebuffer_Destroy( ovrFramebuffer * frameBuffer );
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void ovrFramebuffer_SetNone();
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void ovrFramebuffer_Resolve( ovrFramebuffer * frameBuffer );
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void ovrFramebuffer_Advance( ovrFramebuffer * frameBuffer );
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void ovrFramebuffer_ClearEdgeTexels( ovrFramebuffer * frameBuffer );
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void ovrRenderer_Clear( ovrRenderer * renderer );
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void ovrRenderer_Create(XrSession session, int width, int height, ovrRenderer * renderer );
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void ovrRenderer_Destroy( ovrRenderer * renderer );
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/*
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================================================================================
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ovrGeometry
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================================================================================
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*/
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typedef struct
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{
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GLuint Index;
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GLint Size;
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GLenum Type;
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GLboolean Normalized;
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GLsizei Stride;
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const GLvoid * Pointer;
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} ovrVertexAttribPointer;
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#define MAX_VERTEX_ATTRIB_POINTERS 3
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typedef struct
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{
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GLuint VertexBuffer;
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GLuint IndexBuffer;
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GLuint VertexArrayObject;
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int VertexCount;
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int IndexCount;
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ovrVertexAttribPointer VertexAttribs[MAX_VERTEX_ATTRIB_POINTERS];
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} ovrGeometry;
|
||||
|
||||
/*
|
||||
================================================================================
|
||||
|
||||
ovrProgram
|
||||
|
||||
================================================================================
|
||||
*/
|
||||
|
||||
#define MAX_PROGRAM_UNIFORMS 8
|
||||
#define MAX_PROGRAM_TEXTURES 8
|
||||
|
||||
typedef struct
|
||||
{
|
||||
GLuint Program;
|
||||
GLuint VertexShader;
|
||||
GLuint FragmentShader;
|
||||
// These will be -1 if not used by the program.
|
||||
GLint UniformLocation[MAX_PROGRAM_UNIFORMS]; // ProgramUniforms[].name
|
||||
GLint UniformBinding[MAX_PROGRAM_UNIFORMS]; // ProgramUniforms[].name
|
||||
GLint Textures[MAX_PROGRAM_TEXTURES]; // Texture%i
|
||||
} ovrProgram;
|
||||
|
||||
/*
|
||||
================================================================================
|
||||
|
||||
ovrScene
|
||||
|
||||
================================================================================
|
||||
*/
|
||||
|
||||
typedef struct
|
||||
{
|
||||
bool CreatedScene;
|
||||
|
||||
//Proper renderer for stereo rendering to the cylinder layer
|
||||
ovrRenderer CylinderRenderer;
|
||||
|
||||
int CylinderWidth;
|
||||
int CylinderHeight;
|
||||
} ovrScene;
|
||||
|
||||
void ovrScene_Clear( ovrScene * scene );
|
||||
void ovrScene_Create( int width, int height, ovrScene * scene );
|
||||
void ovrScene_Destroy( ovrScene * scene );
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in a new issue